Thanks for all reply.
it works with $()
Thanks again everbody.
2009/1/30 William L. Maltby <CentOS4Bill at triad.rr.com>:
>> On Fri, 2009-01-30 at 15:56 -0500, Filipe Brandenburger wrote:
>> On Fri, Jan 30, 2009 at 13:59, R P Herrold <herrold at centos.org> wrote:
>> > or for those who are used to being burned:
>> > [ 0$NUMBEROFPRO -gt 150 ]
>>>> Still going to explode if $NUMBEROFPRO contains spaces. Putting in
>> double quotes will not help you either, since it will complain about
>> it not being numeric...
>> That taught me long ago, if input was inconsistent, to check for
> non-numerics before doing math. Back then, it was the expr command
> (still available I think). Now it's some of those builtins accessed with
> ${} constructs. Expr is simpler, shorter to code and reliable.
>>>>> Doing math with the shell is always tricky, almost never robust...
>>>> Filipe
>> <snip sig stuff>
>> --
> Bill
--
Iyi calismalar.Basarilar...
Semih Gokalp
Istanbul/Turkiye